Hematite has been used in jewelry since the late 18th century, when its color lent itself well to wear with mourning dress. Metaphysically, it's associated with grounding and stabilizing, as well promoted healing of broken bones.Recently, hematite has been plated to obtain metallic colors in addition to the natural black. Dakota Stones is proud to offer only authentic hematite with high-quality, durable plating.Mohs Hardness: 5.5 - 6.5